/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.nhncorp.neptune.client.scanner;

import com.nhncorp.neptune.client.Row;

/**
 * @author jindolk
 *
 */
public interface MergeEvaluator {
  /**
   * check row, row2 matched
   * @param row
   * @param index scanner index
   * @param row2
   * @param index2 scanner index
   * @return
   */
  public boolean eval(Row row, int index, Row row2, int index2);
  
  public Row.Key parseTargetRowKey(Row.Key srcRowKey, int index);
}
